[given name] Gráinne is a feminine given name in the Irish language. The name is of an uncertain origin, although it is possible that it may be connected with the word grán, meaning `grain`, and thus refer to an ancient corn goddess. The name is borne by a character in Irish mythology—Gráinne, who was the daughter of Cormac mac Airt, a... Found on http://en.wikipedia.org/wiki/Gráinne_(given_name)